FLIGHT TEST: PA-22 Tri-Pacer – “This aircraft's original mission was to provide something that any man could fly and go touring in a large country. That still holds good in a smaller country, but the six intervening decades have also wrought a change from an ugly utility to a minor icon.” Mark Hales enjoys the vintage charm and handling of this short-field performer and practical tourer for stretching the student pilot's boundaries with unusual attitudes and basic aerobatics. Here are some extra pictures from his flight…